/Engine/Source/Runtime/Engine/Classes/Kismet/KismetSystemLibrary.h
Perform a latent action with a retriggerable delay (specified in seconds). Calling again while it is counting down will reset the countdown to Duration.
static void RetriggerableDelay ( const [UObject](API\Runtime\CoreUObject\UObject\UObject) * WorldContextObject, float Duration, [FLatentActionInfo](API\Runtime\Engine\Engine\FLatentActionInfo) LatentInfo )